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QhullPointSet_test.cpp
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rCADDMESH CADD_mesher
QhullPointSet_test.cpp
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/****************************************************************************
**
** Copyright (p) 2009-2015 C.B. Barber. All rights reserved.
** $Id: //main/2011/qhull/src/qhullptest/QhullPointSet_test.cpp#2 $$Change: 1810 $
** $DateTime: 2015/01/17 18:28:15 $$Author: bbarber $
**
****************************************************************************/
//pre-compiled header
#include <iostream>
#include "RoadTest.h" // QT_VERSION
#include "QhullPointSet.h"
#include "RboxPoints.h"
#include "QhullPoint.h"
#include "QhullFacet.h"
#include "QhullFacetList.h"
#include "Qhull.h"
using std::cout;
using std::endl;
using std::ostringstream;
namespace orgQhull {
class QhullPointSet_test : public RoadTest
{
Q_OBJECT
#//Test slots
private slots:
void cleanup();
void t_construct();
void t_convert();
void t_element();
void t_iterator();
void t_const_iterator();
void t_search();
void t_pointset_iterator();
void t_io();
};//QhullPointSet_test
void
add_QhullPointSet_test()
{
new QhullPointSet_test();
}
//Executed after each testcase
void QhullPointSet_test::
cleanup()
{
UsingLibQhull::checkQhullMemoryEmpty();
RoadTest::cleanup();
}
void QhullPointSet_test::
t_construct()
{
RboxPoints rcube("c W0 1000");
Qhull q(rcube,"Qc"); // cube with 1000 coplanar points
int coplanarCount= 0;
foreach(QhullFacet f, q.facetList()){
QhullPointSet ps(q.dimension(), f.getFacetT()->outsideset);
QCOMPARE(ps.dimension(), 3);
QVERIFY(ps.isEmpty());
QVERIFY(ps.empty());
QCOMPARE(ps.count(), 0);
QCOMPARE(ps.size(), 0u);
QhullPointSet ps2(q.dimension(), f.getFacetT()->coplanarset);
QCOMPARE(ps2.dimension(), 3);
QVERIFY(!ps2.isEmpty());
QVERIFY(!ps2.empty());
coplanarCount += ps2.count();
QCOMPARE(ps2.count(), (int)ps2.size());
QhullPointSet ps3(ps2);
QCOMPARE(ps3.dimension(), 3);
QVERIFY(!ps3.isEmpty());
QCOMPARE(ps3.count(), ps2.count());
QVERIFY(ps3==ps2);
QVERIFY(ps3!=ps);
// ps4= ps3; //compiler error
}
QCOMPARE(coplanarCount, 1000);
}//t_construct
void QhullPointSet_test::
t_convert()
{
RboxPoints rcube("c W0 1000");
Qhull q(rcube,"Qc"); // cube with 1000 coplanar points
QhullFacet f= q.firstFacet();
QhullPointSet ps= f.coplanarPoints();
QCOMPARE(ps.dimension(), 3);
QVERIFY(ps.count()>=1); // Sometimes no coplanar points
std::vector<QhullPoint> vs= ps.toStdVector();
QCOMPARE(vs.size(), ps.size());
QhullPoint p= ps[0];
QhullPoint p2= vs[0];
QCOMPARE(p, p2);
QList<QhullPoint> qs= ps.toQList();
QCOMPARE(qs.size(), static_cast<int>(ps.size()));
QhullPoint p3= qs[0];
QCOMPARE(p3, p);
}//t_convert
// readonly tested in t_construct
// dimension, empty, isEmpty, ==, !=, size
void QhullPointSet_test::
t_element()
{
RboxPoints rcube("c W0 1000");
Qhull q(rcube,"Qc"); // cube with 1000 coplanar points
QhullFacet f= q.firstFacet();
QhullPointSet ps= f.coplanarPoints();
QVERIFY(ps.count()>=3); // Sometimes no coplanar points
QhullPoint p= ps[0];
QCOMPARE(p, ps[0]);
QhullPoint p2= ps[ps.count()-1];
QCOMPARE(ps.at(1), ps[1]);
QCOMPARE(ps.first(), p);
QCOMPARE(ps.front(), ps.first());
QCOMPARE(ps.last(), p2);
QCOMPARE(ps.back(), ps.last());
QhullPoint p8;
QCOMPARE(ps.value(2), ps[2]);
QCOMPARE(ps.value(-1), p8);
QCOMPARE(ps.value(ps.count()), p8);
QCOMPARE(ps.value(ps.count(), p), p);
QVERIFY(ps.value(1, p)!=p);
QhullPointSet ps8= f.coplanarPoints();
QhullPointSet::Iterator i= ps8.begin();
foreach(QhullPoint p9, ps){ // Qt only
QCOMPARE(p9.dimension(), 3);
QCOMPARE(p9, *i++);
}
}//t_element
void QhullPointSet_test::
t_iterator()
{
RboxPoints rcube("c W0 1000");
Qhull q(rcube,"Qc"); // cube with 1000 coplanar points
QhullFacet f= q.firstFacet();
QhullPointSet ps= f.coplanarPoints();
QVERIFY(ps.count()>=3); // Sometimes no coplanar points
QhullPointSet::Iterator i= ps.begin();
QhullPointSet::iterator i2= ps.begin();
QVERIFY(i==i2);
QVERIFY(i>=i2);
QVERIFY(i<=i2);
i= ps.begin();
QVERIFY(i==i2);
i2= ps.end();
QVERIFY(i!=i2);
QhullPoint p= *i;
QCOMPARE(p.dimension(), ps.dimension());
QCOMPARE(p, ps[0]);
i2--;
QhullPoint p2= *i2;
QCOMPARE(p2.dimension(), ps.dimension());
QCOMPARE(p2, ps.last());
QhullPointSet::Iterator i5(i2);
QCOMPARE(*i2, *i5);
QhullPointSet::Iterator i3= i+1;
QVERIFY(i!=i3);
QCOMPARE(i[1], *i3);
(i3= i)++;
QCOMPARE((*i3)[0], ps[1][0]);
QCOMPARE((*i3).dimension(), 3);
QVERIFY(i==i);
QVERIFY(i!=i3);
QVERIFY(i<i3);
QVERIFY(i<=i3);
QVERIFY(i3>i);
QVERIFY(i3>=i);
QhullPointSet::ConstIterator i4= ps.begin();
QVERIFY(i==i4); // iterator COMP const_iterator
QVERIFY(i<=i4);
QVERIFY(i>=i4);
QVERIFY(i4==i); // const_iterator COMP iterator
QVERIFY(i4<=i);
QVERIFY(i4>=i);
QVERIFY(i>=i4);
QVERIFY(i4<=i);
QVERIFY(i2!=i4);
QVERIFY(i2>i4);
QVERIFY(i2>=i4);
QVERIFY(i4!=i2);
QVERIFY(i4<i2);
QVERIFY(i4<=i2);
++i4;
QVERIFY(i<i4);
QVERIFY(i<=i4);
QVERIFY(i4>i);
QVERIFY(i4>=i);
i= ps.begin();
i2= ps.begin();
QCOMPARE(i, i2++);
QCOMPARE(*i2, ps[1]);
QCOMPARE(++i, i2);
QCOMPARE(i, i2--);
QCOMPARE(i2, ps.begin());
QCOMPARE(--i, i2);
QCOMPARE(i2+=ps.count(), ps.end());
QCOMPARE(i2-=ps.count(), ps.begin());
QCOMPARE(i2+0, ps.begin());
QCOMPARE(i2+ps.count(), ps.end());
i2 += ps.count();
i= i2-0;
QCOMPARE(i, i2);
i= i2-ps.count();
QCOMPARE(i, ps.begin());
QCOMPARE(i2-i, ps.count());
//ps.begin end tested above
// QhullPointSet is const-only
}//t_iterator
void QhullPointSet_test::
t_const_iterator()
{
RboxPoints rcube("c W0 1000");
Qhull q(rcube,"Qc"); // cube with 1000 coplanar points
QhullFacet f= q.firstFacet();
QhullPointSet ps= f.coplanarPoints();
QVERIFY(ps.count()>=3); // Sometimes no coplanar points
QhullPointSet::ConstIterator i= ps.begin();
QhullPointSet::const_iterator i2= ps.begin();
QVERIFY(i==i2);
QVERIFY(i>=i2);
QVERIFY(i<=i2);
// See t_iterator for const_iterator COMP iterator
i= ps.begin();
QVERIFY(i==i2);
i2= ps.end();
QVERIFY(i!=i2);
QhullPoint p= *i; // QhullPoint is the base class for QhullPointSet::iterator
QCOMPARE(p.dimension(), ps.dimension());
QCOMPARE(p, ps[0]);
i2--;
QhullPoint p2= *i2;
QCOMPARE(p2.dimension(), ps.dimension());
QCOMPARE(p2, ps.last());
QhullPointSet::ConstIterator i5(i2);
QCOMPARE(*i2, *i5);
QhullPointSet::ConstIterator i3= i+1;
QVERIFY(i!=i3);
QCOMPARE(i[1], *i3);
QVERIFY(i==i);
QVERIFY(i!=i3);
QVERIFY(i<i3);
QVERIFY(i<=i3);
QVERIFY(i3>i);
QVERIFY(i3>=i);
// QhullPointSet is const-only
}//t_const_iterator
void QhullPointSet_test::
t_search()
{
RboxPoints rcube("c W0 1000");
Qhull q(rcube,"Qc"); // cube with 1000 coplanar points
QhullFacet f= q.firstFacet();
QhullPointSet ps= f.coplanarPoints();
QVERIFY(ps.count()>=3); // Sometimes no coplanar points
QhullPoint p= ps.first();
QhullPoint p2= ps.last();
QVERIFY(ps.contains(p));
QVERIFY(ps.contains(p2));
QVERIFY(p!=p2);
QhullPoint p3= ps[2];
QVERIFY(ps.contains(p3));
QVERIFY(p!=p3);
QhullPoint p4;
QCOMPARE(ps.indexOf(p), 0);
QCOMPARE(ps.indexOf(p2), ps.count()-1);
QCOMPARE(ps.indexOf(p3), 2);
QCOMPARE(ps.indexOf(p4), -1);
QCOMPARE(ps.lastIndexOf(p), 0);
QCOMPARE(ps.lastIndexOf(p2), ps.count()-1);
QCOMPARE(ps.lastIndexOf(p3), 2);
QCOMPARE(ps.lastIndexOf(p4), -1);
}//t_search
void QhullPointSet_test::
t_pointset_iterator()
{
RboxPoints rcube("c W0 1000");
Qhull q(rcube,"Qc"); // cube with 1000 coplanar points
QhullFacet f= q.firstFacet();
QhullPointSet ps2= f.outsidePoints();
QVERIFY(ps2.count()==0); // No outside points after constructing the convex hull
QhullPointSetIterator i2= ps2;
QVERIFY(!i2.hasNext());
QVERIFY(!i2.hasPrevious());
i2.toBack();
QVERIFY(!i2.hasNext());
QVERIFY(!i2.hasPrevious());
QhullPointSet ps= f.coplanarPoints();
QVERIFY(ps.count()>=3); // Sometimes no coplanar points
QhullPointSetIterator i(ps);
i2= ps;
QVERIFY(i2.hasNext());
QVERIFY(!i2.hasPrevious());
QVERIFY(i.hasNext());
QVERIFY(!i.hasPrevious());
i2.toBack();
i.toFront();
QVERIFY(!i2.hasNext());
QVERIFY(i2.hasPrevious());
QVERIFY(i.hasNext());
QVERIFY(!i.hasPrevious());
QhullPoint p= ps[0];
QhullPoint p2(ps[0]);
QCOMPARE(p, p2);
QVERIFY(p==p2);
QhullPoint p3(ps.last());
// p2[0]= 0.0;
QVERIFY(p==p2);
QCOMPARE(i2.peekPrevious(), p3);
QCOMPARE(i2.previous(), p3);
QCOMPARE(i2.previous(), ps[ps.count()-2]);
QVERIFY(i2.hasPrevious());
QCOMPARE(i.peekNext(), p);
// i.peekNext()= 1.0; // compiler error
QCOMPARE(i.next(), p);
QhullPoint p4= i.peekNext();
QVERIFY(p4!=p3);
QCOMPARE(i.next(), p4);
QVERIFY(i.hasNext());
i.toFront();
QCOMPARE(i.next(), p);
}//t_pointset_iterator
void QhullPointSet_test::
t_io()
{
ostringstream os;
RboxPoints rcube("c W0 120");
Qhull q(rcube,"Qc"); // cube with 100 coplanar points
QhullFacet f= q.firstFacet();
QhullPointSet ps= f.coplanarPoints();
QVERIFY(ps.count()>=3); // Sometimes no coplanar points
os << "QhullPointSet from coplanarPoints\n" << ps << endl;
os << "\nRunId\n" << ps.print(q.runId());
os << ps.print(q.runId(), "\nRunId w/ message\n");
cout << os.str();
QString s= QString::fromStdString(os.str());
QCOMPARE(s.count("p"), 3*ps.count()+1);
// QCOMPARE(s.count(QRegExp("f\\d")), 3*7 + 13*3*2);
}//t_io
}//orgQhull
#include "moc/QhullPointSet_test.moc"
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